1403337040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{31721}}^1$

素因数の和:31820

約数の個数: 80

約数和(自身を含む): 3776186880

約数和(自身を除く): 2372849840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 5530, 6320, 8848, 11060, 22120, 31721, 44240, 63442, 126884, 158605, 222047, 253768, 317210, 444094, 507536, 634420, 888188, 1110235, 1268840, 1776376, 2220470, 2505959, 2537680, 3552752, 4440940, 5011918, 8881880, 10023836, 12529795, 17541713, 17763760, 20047672, 25059590, 35083426, 40095344, 50119180, 70166852, 87708565, 100238360, 140333704, 175417130, 200476720, 280667408, 350834260, 701668520, 1403337040]

約数ペア:

[(1, 1403337040), (2, 701668520), (4, 350834260), (5, 280667408), (7, 200476720), (8, 175417130), (10, 140333704), (14, 100238360), (16, 87708565), (20, 70166852), (28, 50119180), (35, 40095344), (40, 35083426), (56, 25059590), (70, 20047672), (79, 17763760), (80, 17541713), (112, 12529795), (140, 10023836), (158, 8881880), (280, 5011918), (316, 4440940), (395, 3552752), (553, 2537680), (560, 2505959), (632, 2220470), (790, 1776376), (1106, 1268840), (1264, 1110235), (1580, 888188), (2212, 634420), (2765, 507536), (3160, 444094), (4424, 317210), (5530, 253768), (6320, 222047), (8848, 158605), (11060, 126884), (22120, 63442), (31721, 44240)]